Factory-style information for owners and repair work

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Nissan Sentra B18 (2020-2025) Service Manual: How to Use This Manual

Description

Description

This volume explains “Removal, Disassembly, Installation, Inspection and Adjustment” and “Trouble Diagnoses”.

Terms

Terms

  • The captions WARNING and CAUTION warn you of steps that must be followed to prevent personal injury and/or damage to some part of the Nissan Sentra vehicle.

    WARNING indicates the possibility of personal injury if instructions are not followed.

    CAUTION indicates the possibility of component damage if instructions are not followed.

    BOLD TYPED STATEMENTS except WARNING and CAUTION give you helpful information.

    Standard value: Tolerance at inspection and adjustment.

    Limit value: The maximum or minimum limit value that should not be exceeded at inspection and adjustment.

Units

Units

  • The UNITS given in this manual are primarily expressed as the SI UNIT (International System of Unit), and alternatively expressed in the metric system and in the yard/pound system.

    Also with regard to tightening torque of bolts and nuts, there are descriptions both about range and about the standard tightening torque.

    “Example”

    Range

    Outer Socket Lock Nut

    : 59 - 78 N·m (6.0 - 8.0 kg-m, 43 - 58 ft-lb)

    Standard

    Drive Shaft Installation Bolt

    : 44.3 N·m (4.5 kg-m, 33 ft-lb)

Contents

Contents

  • THE CONTENTS are listed on the first page of each section.

  • THE TITLE is indicated on the upper portion of each page and shows the part or system.

  • THE PAGE NUMBER of each section consists of two or three letters which designate the particular section and a number (e.g. “BR-5”).

  • THE SMALL ILLUSTRATIONS show the important steps such as inspection, use of special tools, knacks of work and hidden or tricky steps which are not shown in the previous large illustrations.

    Assembly, inspection and adjustment procedures for the complicated units such as the automatic transaxle or transmission, etc. are presented in a step-by-step format where necessary.

Relation Between Illustrations and Descriptions

Relation between Illustrations and Descriptions

The following sample explains the relationship between the part description in an illustration, the part name in the text and the service procedures.

Components

Components

  • THE LARGE ILLUSTRATIONS are exploded views (see the following) and contain tightening torques, lubrication points, section number of the PARTS CATALOG (e.g. SEC. 440) and other information necessary to perform repairs.

    The illustrations should be used in reference to service matters only. When ordering parts, refer to the appropriate PARTS CATALOG.

    Always check with the PARTS DEPARTMENT for the latest parts information.

    Components shown in an illustration may be identified by a circled number. When this style of illustration is used, the text description of the components will follow the illustration.

1.

Cap

2.

Bleeder valve

3.

Cylinder body

4.

Piston seal

5.

Piston

6.

Piston boot

7.

Sliding pin

8.

Sliding pin boot

9.

Bushing

10.

Torque member

: Apply rubber grease.

: Apply brake fluid.

: N·m (kg-m, in-lb)

: Always replace after every disassembly

SYMBOLS

    How to Follow Trouble Diagnoses
    Description Description Note: Trouble diagnoses indicate work procedures required to diagnose problems effectively. Observe the following instructions before diagnosing. Before ...

    Other materials:

    Intelligent Key Unit. Removal and Installation
    Removal and Installation Removal and Installation REMOVAL CAUTION: Be sure to perform “ADDITIONAL SERVICE WHEN REPLACING INTELLIGENT KEY UNIT” when replacing Intelligent Key unit. Refer to Work Procedure. Remove instrument panel assembly. Refer to Removal and ...

    Brake Drum. Inspection
    Inspection Inspection INSPECTION Appearance Check the surface of the brake drum for uneven wear, cracks, or damage. Replace the brake drum if any abnormal conditions exist. Refer to Removal and Installation. Brake Drum Inner Diameter Check the maximum inner diameter (B) of the bra ...

    Exterior. Symptom Diagnosis. Squeak and Rattle Trouble Diagnoses
    Squeak and Rattle Trouble Diagnoses Work Flow Work Flow CUSTOMER INTERVIEW Interview the customer if possible, to determine the conditions that exist when the noise occurs. Use the Diagnostic Worksheet during the interview to document the facts and conditions when the noise occu ...